#ifndef __PHONE_H
#define __PHONE_H

typedef struct phone_st
{
    struct phone_st *next;
    int id;
    char name[20];
    char phone_number[20];
    char home_address[20];
    char company_number[20];
}PHONE;

int init(PHONE **head);
void show_item(PHONE *head);
int create(PHONE *head);
int delete(PHONE *head);
int display(PHONE *head);
int search(PHONE *head);
PHONE *allfree(PHONE *head);

#endif


